OpenTechnical

OT-2026-000093810

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000093810) never changes.

Identity and time

Publication numberOT-2026-000093810 · never reused
Internal UUID01a0ae9e-508c-708a-a290-f5412332ef00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093810
StatusPUBLIC

Content hashes

Canonical text15df3e40bf0a49c8bb10b2b195d98894aee39595012f80ba6e0bc1a726e8d8e0
Markdown598034cf2b5449f540f105764dc309db75be51700d60fe245e198b9bc5d4c636
PDF
Publication pagee6dba741eb5c58fd801af591b3ff8694743537363445eb8841105f2527fbde91
Manifestc822726133ede6104fc60027a452bfd68d877d1ebe5c5048d807781761f78e5e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureKQZlrBBjKuitJ/S14UOuUkh5ib0GlOSiydYTAkIPcHd30OizFW9RMbI0OzBprRol2/kdVyDiSxK3+uPfKRSvBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:55.151278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093810
observed e6dba741eb5c58fd801af591b3ff8694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.134052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093810/manifest.json
observed c822726133ede6104fc60027a452bfd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.116603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093810/publication.md
observed 598034cf2b5449f540f105764dc309db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.100633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093810/publication.txt
observed 15df3e40bf0a49c8bb10b2b195d98894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.